Problem 2: (12 points). Inventory Methods: FIFO. LIFO, \& WIA Perpetual System During 20x1, Stevens Corporation has the follnw.. Inventory items are sold for $50 each. Stevens uses a periodic inventory system. Required: Show all your work and place your final answers in the spaces provided in the answers box. Problem 2: (12 points). Inventory Methods: FIFO, LiFO. \& WIA Perpetual System During 20x 1 , Stevens Corporation has tha fint wentory items are sold for $50 each. Stevens uses a periodic inventory system. quired: Show all your work and place your final answers in the spaces provided in the answers box